Results 191 to 200 of about 9,047 (257)

De Novo 2.2 Mb 19q13.42–q13.43 Microdeletion Encompassing U2AF2: Support for a Haploinsufficiency Model

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT U2 small nuclear RNA auxiliary factor 2 (U2AF2) is an essential pre‐mRNA splicing factor involved in the early stages of pre‐mRNA splicing. To date, multiple individuals have been reported with predominantly heterozygous missense variants presenting intellectual disability, speech and motor delays, seizures, hypotonia, and thin or hypoplastic ...
Amanda Toledo   +3 more
wiley   +1 more source

Histidine Supplementation Stabilizes Hearing and Vision and Improves Growth in HARS1‐Related Autosomal Recessive Disorder Associated With Usher‐Like Symptoms

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Autosomal recessive HARS1‐related disorder (originally described as Usher syndrome type 3B) caused by a homozygous Y454S variant in the histidyl‐tRNA synthetase gene (HARS1) is characterized by progressive sensorineural hearing and vision loss and respiratory deterioration with risk for sudden death following febrile illnesses.
Victoria Mok Siu   +23 more
wiley   +1 more source

Expanded Phenotype Associated With an Intronic PPP1R12A Variant: A Case Report and Literature Review

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Autosomal dominant PPP1R12A‐related genitourinary and/or brain malformation syndrome is a recently described multisystem disorder caused by loss‐of‐function variants in the protein phosphatase 1 regulatory subunit 12a (PPP1R12A) gene. To date, 22 affected individuals have been reported with variable brain malformations and genitourinary ...
Emily M. Bland   +4 more
wiley   +1 more source

Sleep Disturbances in Adults With Tuberous Sclerosis Complex: Influences of Treatment and Clinical Features

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Tuberous sclerosis complex (TSC) is a genetic condition with multisystem neurocutaneous signs, including hamartomas, epilepsy, and neuropsychological difficulties. Although sleep disorders are increasingly recognized in TSC, they remain poorly described in adults.
Kirstin A. Risgaard   +6 more
wiley   +1 more source

Assessment of Growth in Cardio‐Facio‐Cutaneous Syndrome

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Cardio‐facio‐cutaneous (CFC) syndrome is a rare, multiple congenital anomaly disorder in which individuals commonly experience faltering growth; however, systematic analysis of growth parameters in this disorder has not been performed. We recruited 69 participants with CFC through CFC International and collected data on assessing height ...
Kari Johnston   +6 more
wiley   +1 more source

Cerebellar Abnormalities in the Neuroimaging Spectrum of CLTC‐Related Disorder

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Pathogenic variants in CLTC, which encodes the clathrin heavy chain involved in vesicle‐mediated trafficking in neurons, cause a rare neurodevelopmental disorder associated with variable severity of global developmental delay and intellectual disability and structural brain abnormalities. Although corpus callosum and white matter anomalies are
Daniel Charouf   +7 more
wiley   +1 more source

Musculoskeletal Phenotypes of 19 Patients With X‐Linked HNRNPH2‐Related Neurodevelopmental Disorder: A Prospective Case Series

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Detailed clinical phenotypes have been previously reported for 33 individuals with X‐linked HNRNPH2‐related neurodevelopmental disorder. Of these, 75% self‐reported a musculoskeletal abnormality, including hip dysplasia, scoliosis, kyphosis, lordosis, pes planus, arthritis, and missing spinous processes.
Ambar Garcia   +6 more
wiley   +1 more source

An Adult Presentation of KIF11‐Related MCLID Syndrome: Case Report and 40‐Year Follow‐Up

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Pathogenic variants in KIF11 are linked to autosomal dominant syndromes with microcephaly, chorioretinopathy, lymphedema, and intellectual disability (MCLID), though adult presentations remain underreported. We report a 42‐year‐old female presenting with a de novo single‐amino acid in‐frame deletion in the KIF11 gene (c.1294_1296del; p ...
Thrishna Chathurvedula   +8 more
wiley   +1 more source

Systematic Cardiac Phenotyping of Patients With Copy Number Variants in the 15q11.2 Breakpoint 1 to Breakpoint 2 Region: A Retrospective Cohort Study From Nine Pediatric Cardiac Centers

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Microdeletions impacting 15q11.2 breakpoint (BP) 1 to BP2, adjacent to the Prader–Willi critical region, have previously described neuropsychiatric associations, with potential low penetrance presentations of congenital heart disease (CHD) also identified.
Morgan B. Wright   +10 more
wiley   +1 more source

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